JP2023010887A5 - - Google Patents

Download PDF

Info

Publication number
JP2023010887A5
JP2023010887A5 JP2022186435A JP2022186435A JP2023010887A5 JP 2023010887 A5 JP2023010887 A5 JP 2023010887A5 JP 2022186435 A JP2022186435 A JP 2022186435A JP 2022186435 A JP2022186435 A JP 2022186435A JP 2023010887 A5 JP2023010887 A5 JP 2023010887A5
Authority
JP
Japan
Prior art keywords
last
determining
threshold
less
signaled
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2022186435A
Other languages
English (en)
Japanese (ja)
Other versions
JP7427756B2 (ja
JP2023010887A (ja
Filing date
Publication date
Priority claimed from US16/838,755 external-priority patent/US11172211B2/en
Application filed filed Critical
Publication of JP2023010887A publication Critical patent/JP2023010887A/ja
Publication of JP2023010887A5 publication Critical patent/JP2023010887A5/ja
Priority to JP2024008823A priority Critical patent/JP7684451B2/ja
Application granted granted Critical
Publication of JP7427756B2 publication Critical patent/JP7427756B2/ja
Priority to JP2025082014A priority patent/JP2025118891A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2022186435A 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置 Active JP7427756B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024008823A JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201962829435P 2019-04-04 2019-04-04
US62/829,435 2019-04-04
US16/838,755 US11172211B2 (en) 2019-04-04 2020-04-02 Method and apparatus for video coding
US16/838,755 2020-04-02
PCT/US2020/026578 WO2020206254A1 (en) 2019-04-04 2020-04-03 Method and apparatus for video coding
JP2021537157A JP7185049B2 (ja) 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2021537157A Division JP7185049B2 (ja) 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024008823A Division JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置

Publications (3)

Publication Number Publication Date
JP2023010887A JP2023010887A (ja) 2023-01-20
JP2023010887A5 true JP2023010887A5 (enrdf_load_stackoverflow) 2023-04-05
JP7427756B2 JP7427756B2 (ja) 2024-02-05

Family

ID=72661978

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2021537157A Active JP7185049B2 (ja) 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム
JP2022186435A Active JP7427756B2 (ja) 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置
JP2024008823A Active JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A Pending JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2021537157A Active JP7185049B2 (ja) 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2024008823A Active JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A Pending JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Country Status (9)

Country Link
US (3) US11172211B2 (enrdf_load_stackoverflow)
EP (1) EP3949410A4 (enrdf_load_stackoverflow)
JP (4) JP7185049B2 (enrdf_load_stackoverflow)
KR (3) KR20250016488A (enrdf_load_stackoverflow)
CN (3) CN117857792A (enrdf_load_stackoverflow)
AU (2) AU2020253601B2 (enrdf_load_stackoverflow)
CA (1) CA3133111A1 (enrdf_load_stackoverflow)
SG (1) SG11202110364XA (enrdf_load_stackoverflow)
WO (1) WO2020206254A1 (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230269372A1 (en) * 2020-03-18 2023-08-24 Electronics And Telecommunications Research Institute Method and device for encoding/decoding image, and recording medium having stored bitstream
WO2019194503A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
FR3086485A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
CN113767627B (zh) 2019-04-23 2022-11-25 北京字节跳动网络技术有限公司 基于二次变换的视频处理中的裁剪操作
WO2020228670A1 (en) 2019-05-10 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Luma based secondary transform matrix selection for video processing
EP3967032A4 (en) * 2019-06-07 2022-07-27 Beijing Bytedance Network Technology Co., Ltd. CONDITIONAL SIGNALING OF A REDUCED SECONDARY TRANSFORM FOR VIDEO BIANARY FLOWS
CN115941975A (zh) * 2019-06-25 2023-04-07 三星电子株式会社 使用二次变换的视频信号处理方法及装置
CN114097223B (zh) * 2019-06-25 2025-06-10 弗劳恩霍夫应用研究促进协会 解码器、编码器和包括对帧内子分区进行编码的方法
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
CN115606182A (zh) 2020-03-25 2023-01-13 抖音视界有限公司（Cn） 使用增强二次变换的编解码视频处理

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8526495B2 (en) * 2010-11-22 2013-09-03 Mediatek Singapore Pte. Ltd. Apparatus and method of constrained partition size for high efficiency video coding
US9049452B2 (en) * 2011-01-25 2015-06-02 Mediatek Singapore Pte. Ltd. Method and apparatus for compressing coding unit in high efficiency video coding
CA2832086C (en) * 2011-04-15 2018-10-23 Blackberry Limited Methods and devices for coding and decoding the position of the last significant coefficient
US9769472B2 (en) * 2011-08-17 2017-09-19 Mediatek Singapore Pte. Ltd. Method and apparatus for Intra prediction using non-square blocks
KR102257379B1 (ko) * 2014-07-22 2021-06-01 삼성전자주식회사 비디오 인코딩 회로 및 그것을 이용하는 비디오 인코딩 방법
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
EP3306930A4 (en) * 2015-09-10 2018-05-02 Samsung Electronics Co., Ltd. Encoding device, decoding device, and encoding and decoding method thereof
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
CN109076243B (zh) * 2016-05-04 2022-01-25 夏普株式会社 用于对变换数据进行编码的系统和方法
EP4568242A1 (en) * 2016-05-13 2025-06-11 Sony Group Corporation Image processing apparatus and method
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
CN110326294A (zh) 2017-01-03 2019-10-11 Lg电子株式会社 使用二次变换编码/解码视频信号的方法和设备
EP4007277A1 (en) * 2017-03-16 2022-06-01 HFI Innovation Inc. Method and apparatus of enhanced multiple transforms and non-separable secondary transform for video coding
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
US10630974B2 (en) * 2017-05-30 2020-04-21 Google Llc Coding of intra-prediction modes
US10567801B2 (en) * 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
US10491914B2 (en) * 2018-03-29 2019-11-26 Tencent America LLC Transform information prediction
HUE063982T2 (hu) * 2018-04-01 2024-02-28 Lg Electronics Inc Videojel feldolgozás csökkentett másodlagos transzformáció használatával
FI3806476T3 (fi) * 2018-06-03 2023-08-15 Lg Electronics Inc Menetelmä ja laite videosignaalin käsittelemiseksi redusoitua muunnosta käyttäen
CN118945333A (zh) * 2018-06-08 2024-11-12 株式会社Kt 对图像进行解码和编码的方法以及用于发送压缩视频数据的设备
WO2020036390A1 (ko) * 2018-08-12 2020-02-20 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020050702A1 (ko) * 2018-09-07 2020-03-12 주식회사 윌러스표준기술연구소 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
CA3119935A1 (en) * 2018-11-14 2020-05-22 Sharp Kabushiki Kaisha Systems and methods for applying deblocking filters to reconstructed video data
US11323748B2 (en) * 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
WO2020141909A1 (ko) * 2019-01-01 2020-07-09 엘지전자 주식회사 변환을 사용하여 비디오 신호를 처리하기 위한 방법 및 이를 위한 장치
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
EP3949414A4 (en) * 2019-04-16 2023-04-12 HFI Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling
WO2020211777A1 (en) * 2019-04-16 2020-10-22 Mediatek Inc. Methods and apparatuses for coding video data with secondary transform
US11290731B2 (en) * 2019-05-22 2022-03-29 Tencent America LLC Method and apparatus for video coding
US11695960B2 (en) * 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
US11949870B2 (en) * 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
CN115941975A (zh) * 2019-06-25 2023-04-07 三星电子株式会社 使用二次变换的视频信号处理方法及装置
CN119299678A (zh) * 2019-08-06 2025-01-10 交互数字Ce专利控股有限公司 用于视频编码和解码的二次变换

Similar Documents

Publication Publication Date Title
JP2023010887A5 (enrdf_load_stackoverflow)
JP2024028602A5 (enrdf_load_stackoverflow)
TWI663873B (zh) 使用靈活型四叉樹與二叉樹塊分割的視訊編解碼方法及裝置
US10419763B2 (en) Method and apparatus of context modelling for syntax elements in image and video coding
JP7100772B2 (ja) 双方向オプティカル・フローに対するビット幅制御方法およびデバイス
JP2019208247A5 (enrdf_load_stackoverflow)
JP2017513305A (ja) ピクチャを復号するための方法および復号器
JP2024147698A5 (enrdf_load_stackoverflow)
JP2025004082A5 (enrdf_load_stackoverflow)
CA2408726A1 (en) Video coding
JP2023085495A5 (enrdf_load_stackoverflow)
JP2024116223A5 (enrdf_load_stackoverflow)
JP2024001318A5 (enrdf_load_stackoverflow)
JPWO2019142163A5 (enrdf_load_stackoverflow)
JP2023162380A5 (enrdf_load_stackoverflow)
JP2024119967A5 (enrdf_load_stackoverflow)
JP2017519467A5 (enrdf_load_stackoverflow)
JPH04221465A (ja) 記録装置
JP2023129480A5 (enrdf_load_stackoverflow)
WO2023020560A1 (zh) 视频编解码的方法、装置、电子设备及存储介质
CN107197314A (zh) 编码图像单元以及解码表示图像单元的流的方法和设备
US8687698B2 (en) Using multiple transform/subband representations for video encoding
CN116803077A (zh) 用于视频编解码的残差和系数编解码
EP1395036A1 (en) Method for burying data in image, and method for extracting the data
WO2020255847A1 (ja) 画像復号装置、画像復号方法及びプログラム